Timeline for all types of items produced by
Martech Games, Ltd.

Year	Items
1982	1
1983	2
1984	3
1985	12
1986	28
1987	26
1988	25
1989	5

102 items with a valid date were considered for this timeline (98.08% of the total)
2 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 2 items.